Cut the potatoes into thin slices of about 3 to 4 millimeters
In a pot of water that has reached the boiling point, put the potatoes, the broccoli florets and let the florets boil for 2 minutes while the potatoes are boiled until they are lightly pierced with a fork but without breaking
Drain, salt and set aside
Pour the olive oil and the chopped onion and sauté them for 1-2 minutes